![Under Armour unveils new Spieth 5 SL shoe – Golf News Under Armour unveils new Spieth 5 SL shoe – Golf News](http://dailysportingnews.com/wp-content/uploads/2021/05/SS21_GLF_Spieth5_Site_8_5-768x461.jpg)
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Developed in conjunction with biomechanics expert Jean-Jacques Rivet, Under Armour has built its own proprietary traction technologies, firstly offering ‘rotational resistance’ in 2016, followed by ‘horizontal and vertical traction’ in 2019.
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The Spieth 5 SL has an RRP of £170 and is available to buy now from UA.com.